Home / 41,931.90-57,864.96-22,810.86

Finding the Fourth Proportional to 41,931.90, 57,864.96 and 22,810.86

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Solution

The fourth proportional to 41,931.90, 57,864.96 and 22,810.86 is: 31,478.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,931.90 : 57,864.96 = 22,810.86 : x
  2. Step 2: Convert to fraction form
    41,931.90/57,864.96 = 22,810.86/x
  3. Step 3: Cross multiply
    41,931.90x = 57,864.96 × 22,810.86
  4. Step 4: Simplify right side
    41,931.90x = 1,319,949,501.47
  5. Step 5: Solve for x
    x = 1,319,949,501.47/41,931.90
  6. Step 6: Final answer
    x = 31,478.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.